What absorbs at 627 cm⁻¹ in an FTIR spectrum?
A band near 627 cm⁻¹ can point to several functional groups. Below are the most likely assignments, ranked by how much published evidence supports each — every one traceable to literature (DOI) and cross-validated against our 130,000+ reference spectra and knowledge graph.
Backed by 5 cited sources
可能的官能团归属
| 官能团 | 支持性事实 | 引用来源 | 最高置信度 |
|---|---|---|---|
| Metal oxygen | 3 | 3 | 1.0 |
| Carbohydrate | 1 | 1 | 1.0 |
| Hydroxyl (O-H) | 1 | 1 | 1.0 |
排名反映了累积的文献证据，而非单一的权威规则。请始终对照您的样品背景进行确认。
这些分配背后的文献
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Metal oxygen 置信度 1.0
“LLM confirmed rule peak-group candidate”
Novel tri-phase heterostructured ZnO–Yb2O3–Pr2O3 nanocomposite; structural, optical, photocatalytic and antibacterial studies DOI: 10.1016/j.ceramint.2020.01.130 -
Metal oxygen 置信度 1.0
“The M-O stretching is shown at 627 Appearance of dissolutionofPVAinwater,5 wt%nano-sizedNi(OH) 2was these peaks confirmed the chemical structure of pristine addedinaslowmannerundervigorousstirringwithnitrogen”
Parveen 等 - 2009 - Synthesis and characterizations of nano-sized Ni(O DOI: 10.1007/s10853-009-3826-8 -
Hydroxyl (O-H) 置信度 1.0
“A strong peak at 627 cm-1 is attributed to the bending mode of the (OH)- group [9], and similar to”
Structural Characterization of Low-Sr-Doped Hydroxyapatite Obtained by Solid-State Synthesis DOI: 10.3390/cryst13010117 -
Carbohydrate 置信度 1.0
“The first band located at 627 cm-1 is associated with vibrations of the glucose rings' skeletal model;”
Physical-Mechanical Behavior and Water-Barrier Properties of Biopolymers-Clay Nanocomposites DOI: 10.3390/molecules26216734 -
Metal oxygen 置信度 1.0
“LLM confirmed rule peak-group candidate”
A new method of synthesis well-dispersion and dense Fe3O4@SiO2 magnetic nanoparticles for DNA extraction DOI: 10.1016/j.jmmm.2017.03.025
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